JP4070835B2 - オーディオ信号のフィルタリングのための方法及び装置 - Google Patents

オーディオ信号のフィルタリングのための方法及び装置 Download PDF

Info

Publication number: JP4070835B2
Authority: JP; Japan
Prior art keywords: impulse response; audio signal; filter; time interval; digitized
Prior art date: 1995-12-07
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

JP32511096A

Other languages

English (en)

Japanese (ja)

Other versions

JPH09205345A (ja

Inventor

オピッツマルティン

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

AKG Acoustics GmbH

Original Assignee

AKG Acoustics GmbH

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1995-12-07

Filing date

1996-12-05

Publication date

2008-04-02

1996-12-05 Application filed by AKG Acoustics GmbH filed Critical AKG Acoustics GmbH

1997-08-05 Publication of JPH09205345A publication Critical patent/JPH09205345A/ja

2008-04-02 Application granted granted Critical

2008-04-02 Publication of JP4070835B2 publication Critical patent/JP4070835B2/ja

2016-12-05 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0223—Computation saving measures; Accelerating measures

Landscapes

Engineering & Computer Science (AREA)
Computing Systems (AREA)
Theoretical Computer Science (AREA)
Physics & Mathematics (AREA)
Computer Hardware Design (AREA)
Mathematical Physics (AREA)
Stereophonic System (AREA)
Complex Calculations (AREA)
Networks Using Active Elements (AREA)
Reverberation, Karaoke And Other Acoustics (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Analogue/Digital Conversion (AREA)

JP32511096A 1995-12-07 1996-12-05 オーディオ信号のフィルタリングのための方法及び装置 Expired - Fee Related JP4070835B2 (ja)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19545623.8		1995-12-07
DE19545623A DE19545623C1 (de)	1995-12-07	1995-12-07	Verfahren und Vorrichtung zur Filterung eines Audiosignals

Publications (2)

Publication Number	Publication Date
JPH09205345A JPH09205345A (ja)	1997-08-05
JP4070835B2 true JP4070835B2 (ja)	2008-04-02

Family

ID=7779417

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP32511096A Expired - Fee Related JP4070835B2 (ja)	1995-12-07	1996-12-05	オーディオ信号のフィルタリングのための方法及び装置

Country Status (6)

Country	Link
US (1)	US6519342B1 (de)
EP (1)	EP0777326B1 (de)
JP (1)	JP4070835B2 (de)
AT (1)	ATE270470T1 (de)
DE (2)	DE19545623C1 (de)
DK (1)	DK0777326T3 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19820908A1 (de) *	1998-05-09	1999-11-11	Thomson Brandt Gmbh	Adaptives Filter
GB9824776D0 (en) *	1998-11-11	1999-01-06	Kemp Michael J	Audio dynamic control effects synthesiser
AUPQ941600A0 (en) *	2000-08-14	2000-09-07	Lake Technology Limited	Audio frequency response processing sytem
DE10130524C2 (de) *	2001-06-25	2003-10-30	Siemens Ag	Vorrichtung zum Wiedergeben von Audiosignalen und Verfahren zum Verändern von Filterdaten
DE602005019554D1 (de) *	2005-06-28	2010-04-08	Akg Acoustics Gmbh	Verfahren zur Simulierung eines Raumeindrucks und/oder Schalleindrucks
US20070168063A1 (en) *	2006-01-18	2007-07-19	Gallien Robert A	Programmable tone control filters for electric guitar
KR100884312B1 (ko) *	2007-08-22	2009-02-18	광주과학기술원	음장 재현 장치 및 이를 이용한 음장 재현 방법
EP2028883A3 (de) *	2007-08-22	2012-11-28	Gwangju Institute of Science and Technology	Schallfeldgenerator und Verfahren zur Erzeugung eines Schallfeldes damit
JP4702392B2 (ja) *	2008-04-28	2011-06-15	カシオ計算機株式会社	共鳴音発生装置および電子楽器
KR101646540B1 (ko) *	2008-11-21	2016-08-08	아우로 테크놀로지스	오디오 신호를 변환하는 컨버터 및 방법
US11705148B2 (en) *	2021-06-11	2023-07-18	Microsoft Technology Licensing, Llc	Adaptive coefficients and samples elimination for circular convolution

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3696235A (en) *	1970-06-22	1972-10-03	Sanders Associates Inc	Digital filter using weighting
NL178640C (nl) *	1976-07-12	1986-04-16	Philips Nv	Digitale signaalbewerkingsinrichting.
JPH03127599A (ja) *	1989-10-12	1991-05-30	Matsushita Electric Ind Co Ltd	音場可変装置
JP2569872B2 (ja) *	1990-03-02	1997-01-08	ヤマハ株式会社	音場制御装置
US5168459A (en) *	1991-01-03	1992-12-01	Hewlett-Packard Company	Adaptive filter using continuous cross-correlation
KR940002436B1 (ko) *	1991-02-13	1994-03-24	삼성전자 주식회사	디지탈 음장제어장치 및 방법
JPH05265477A (ja) *	1992-03-23	1993-10-15	Pioneer Electron Corp	音場補正装置
DE4328620C1 (de) *	1993-08-26	1995-01-19	Akg Akustische Kino Geraete	Verfahren zur Simulation eines Raum- und/oder Klangeindrucks
JP4023842B2 (ja) *	1995-09-28	2007-12-19	ソニー株式会社	ディジタルフィルタ及び音響再生装置

1995
- 1995-12-07 DE DE19545623A patent/DE19545623C1/de not_active Expired - Lifetime
1996
- 1996-12-04 EP EP96890182A patent/EP0777326B1/de not_active Expired - Lifetime
- 1996-12-04 DE DE59611028T patent/DE59611028D1/de not_active Expired - Lifetime
- 1996-12-04 DK DK96890182T patent/DK0777326T3/da active
- 1996-12-04 AT AT96890182T patent/ATE270470T1/de active
- 1996-12-05 JP JP32511096A patent/JP4070835B2/ja not_active Expired - Fee Related
- 1996-12-09 US US08/762,497 patent/US6519342B1/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE59611028D1 (de)	2004-08-05
DE19545623C1 (de)	1997-07-17
JPH09205345A (ja)	1997-08-05
EP0777326B1 (de)	2004-06-30
EP0777326A3 (de)	1998-04-08
DK0777326T3 (da)	2004-09-06
ATE270470T1 (de)	2004-07-15
US6519342B1 (en)	2003-02-11
EP0777326A2 (de)	1997-06-04

Legal Events

Date	Code	Title	Description
2006-10-23	A131	Notification of reasons for refusal	Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20061020
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2007-04-20	A131	Notification of reasons for refusal	Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20070419
2007-07-19	A601	Written request for extension of time	Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20070718
2007-07-24	A602	Written permission of extension of time	Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20070723
2007-08-21	A601	Written request for extension of time	Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20070820
2007-08-24	A602	Written permission of extension of time	Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20070823
2007-09-20	A601	Written request for extension of time	Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20070919
2007-09-26	A602	Written permission of extension of time	Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20070925
2007-10-20	A521	Request for written amendment filed	Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20071019
2007-12-17	TRDD	Decision of grant or rejection written
2007-12-28	A01	Written decision to grant a patent or to grant a registration (utility model)	Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20071227
2008-01-24	A61	First payment of annual fees (during grant procedure)	Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20080116
2008-01-25	R150	Certificate of patent or registration of utility model	Free format text: JAPANESE INTERMEDIATE CODE: R150
2008-01-28	FPAY	Renewal fee payment (event date is renewal date of database)	Free format text: PAYMENT UNTIL: 20110125 Year of fee payment: 3
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2014-01-25	LAPS	Cancellation because of no payment of annual fees

Publication	Publication Date	Title
KR100312636B1 (ko)	2001-12-28	보상필터
US4066842A (en)	1978-01-03	Method and apparatus for cancelling room reverberation and noise pickup
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KR101193763B1 (ko)	2012-10-24	비자연 반향음
JP3682032B2 (ja)	2005-08-10	オーディオ装置並びにその再生用プログラム
JP4070835B2 (ja)	2008-04-02	オーディオ信号のフィルタリングのための方法及び装置
JP2730860B2 (ja)	1998-03-25	音響信号の線形歪補償方法及びその装置
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JP3810257B2 (ja)	2006-08-16	音声帯域拡張装置及び音声帯域拡張方法
JPH05265477A (ja)	1993-10-15	音場補正装置
JP4023842B2 (ja)	2007-12-19	ディジタルフィルタ及び音響再生装置
JPH0923127A (ja)	1997-01-21	可聴音声信号の高域補償装置および方法
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JP3255348B2 (ja)	2002-02-12	遅延量制御装置及び音像制御装置
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JPH0590899A (ja)	1993-04-09	デイジタル音声信号の周波数応答に作用する回路装置
JP3445909B2 (ja)	2003-09-16	オーディオ装置及びその音量調整方法
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US20050259833A1 (en)	2005-11-24	Frequency responses, apparatus and methods for the harmonic enhancement of audio signals
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